2019900526

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{19421}}^1$

素因数の和:19489

約数の個数: 64

約数和(自身を含む): 4027345920

約数和(自身を除く): 2007445394

約数列:

[1, 2, 7, 14, 17, 19, 23, 34, 38, 46, 119, 133, 161, 238, 266, 322, 323, 391, 437, 646, 782, 874, 2261, 2737, 3059, 4522, 5474, 6118, 7429, 14858, 19421, 38842, 52003, 104006, 135947, 271894, 330157, 368999, 446683, 660314, 737998, 893366, 2311099, 2582993, 3126781, 4622198, 5165986, 6253562, 6272983, 7593611, 8486977, 12545966, 15187222, 16973954, 43910881, 53155277, 59408839, 87821762, 106310554, 118817678, 144278609, 288557218, 1009950263, 2019900526]

約数ペア:

[(1, 2019900526), (2, 1009950263), (7, 288557218), (14, 144278609), (17, 118817678), (19, 106310554), (23, 87821762), (34, 59408839), (38, 53155277), (46, 43910881), (119, 16973954), (133, 15187222), (161, 12545966), (238, 8486977), (266, 7593611), (322, 6272983), (323, 6253562), (391, 5165986), (437, 4622198), (646, 3126781), (782, 2582993), (874, 2311099), (2261, 893366), (2737, 737998), (3059, 660314), (4522, 446683), (5474, 368999), (6118, 330157), (7429, 271894), (14858, 135947), (19421, 104006), (38842, 52003)]